<template>
  <div class="cart">
    <h4>全部商品</h4>
    <div class="cart-main">
      <div class="cart-th">
        <div class="cart-th1">全部</div>
        <div class="cart-th2">商品</div>
        <div class="cart-th3">单价（元）</div>
        <div class="cart-th4">数量</div>
        <div class="cart-th5">小计（元）</div>
        <div class="cart-th6">操作</div>
      </div>
      <div class="cart-body">
        <ul
          class="cart-list"
          v-for="CartItem in MyCartList?.cartInfoList"
          :key="CartItem.id"
        >
          <li class="cart-list-con1">
            <input
              type="checkbox"
              name="chk_list"
              :checked="CartItem.isChecked ? true : false"
              @change="changeChecked(CartItem)"
            />
          </li>
          <li class="cart-list-con2">
            <img :src="CartItem.imgUrl" />
            <div class="item-msg">
              {{ CartItem.skuName }}
            </div>
          </li>
          <li class="cart-list-con3">
            <div class="item-txt">语音升级款</div>
          </li>
          <li class="cart-list-con4">
            <span class="price">{{ CartItem.skuPrice }}</span>
          </li>
          <li class="cart-list-con5">
            <a
              href="javascript:void(0)"
              class="mins"
              @click.prevent="cutSkuNum(CartItem)"
              >-</a
            >
            <input
              autocomplete="off"
              type="text"
              minnum="1"
              class="itxt"
              :value="CartItem.skuNum"
              @change="changeNum(CartItem, $event)"
            />
            <a
              href="javascript:void(0)"
              class="plus"
              @click.prevent="addSkuNum(CartItem)"
              >+</a
            >
          </li>
          <li class="cart-list-con6">
            <span class="sum">{{ CartItem.skuPrice * CartItem.skuNum }}</span>
          </li>
          <li class="cart-list-con7">
            <a class="sindelet" @click.prevent="deleteItem(CartItem.skuId)"
              >删除</a
            >
            <br />
            <a href="#none">移到收藏</a>
          </li>
        </ul>
      </div>
    </div>
    <div class="cart-tool">
      <div class="select-all">
        <input class="chooseAll" type="checkbox" @change="allSelect" />
        <span>全选</span>
      </div>
      <div class="option">
        <a href="#none" @click.prevent="deleteChioceItem">删除选中的商品</a>
        <a href="#none">移到我的关注</a>
        <a href="#none">清除下柜商品</a>
      </div>
      <div class="money-box">
        <div class="chosed">已选择 <span>0</span>件商品</div>
        <div class="sumprice">
          <em>总价（不含运费） ：</em>
          <i class="summoney">{{ total }}</i>
        </div>
        <div class="sumbtn">
          <router-link class="sum-btn" :to="{ path: '/trade' }"
            >结算</router-link
          >
        </div>
      </div>
    </div>
  </div>
</template>

<script lang="ts" setup>
import {
  getCartList,
  goCart,
  changeCartItemChecked,
  deleteCartItem,
} from "@/api/getSeach";
import { computed, onMounted, ref } from "vue";
import { CartList, CartInfoList } from "./ShopCartType";

import * as _ from "lodash";
const MyCartList = ref<CartList>();
//总价
const total = computed(() => {
  return MyCartList.value?.cartInfoList.reduce((cur, pre) => {
    return cur + pre.skuNum * pre.skuPrice;
  }, 0);
});

//获取购物车数据
const getItemList = async () => {
  let result: any = await getCartList();
  MyCartList.value = result.data[0];
};

//改变商品数量
const changeNum = (cartItem: CartInfoList, event: Event) => {
  const target = event.target as HTMLInputElement;

  const cut = Number(target.value) - cartItem.skuNum;
  cartItem.skuNum = Number(target.value);
  goCart({ skuID: cartItem.skuId, skuNum: cut + "" });
};

//增加商品数量
const addSkuNum = _.debounce((cartItem: CartInfoList) => {
  cartItem.skuNum++;
  goCart({ skuID: cartItem.skuId, skuNum: "1" });
}, 500);

//减少商品数量
const cutSkuNum = _.debounce((cartItem: CartInfoList) => {
  cartItem.skuNum--;
  goCart({ skuID: cartItem.skuId, skuNum: "-1" });
}, 500);

//改变商品选中状态
const changeChecked = async (cartItem: CartInfoList) => {
  cartItem.isChecked === 1
    ? (cartItem.isChecked = 0)
    : (cartItem.isChecked = 1);
  await changeCartItemChecked({
    skuID: cartItem.skuId + "",
    isChecked: cartItem.isChecked + "",
  });
};

//改变全部商品状态 全选
const allSelect = (event: Event) => {
  const target = event.target as HTMLInputElement;

  MyCartList.value?.cartInfoList.forEach(async (item) => {
    item.isChecked = Number(target.checked);
    await changeCartItemChecked({
      skuID: item.skuId + "",
      isChecked: item.isChecked + "",
    });
  });
};

//删除上坪
const deleteItem = async (skuid: number) => {
  await deleteCartItem(skuid + "");

  //重新获取数据
  setTimeout(() => {
    getItemList();
  }, 100);
};

//删除所有选中的商品
const deleteChioceItem = () => {
  MyCartList.value?.cartInfoList.filter(async (item) => {
    if (item.isChecked === 1) {
      await deleteCartItem(item.skuId + "");
    }
  });

  //重新获取数据
  setTimeout(() => {
    getItemList();
  }, 100);
};

onMounted(async () => {
  getItemList();
});
</script>

<style lang="less" scoped>
.cart {
  width: 1200px;
  margin: 0 auto;

  h4 {
    margin: 9px 0;
    font-size: 14px;
    line-height: 21px;
  }

  .cart-main {
    .cart-th {
      background: #f5f5f5;
      border: 1px solid #ddd;
      padding: 10px;
      overflow: hidden;

      & > div {
        float: left;
      }

      .cart-th1 {
        width: 25%;

        input {
          vertical-align: middle;
        }

        span {
          vertical-align: middle;
        }
      }

      .cart-th2 {
        width: 25%;
      }

      .cart-th3,
      .cart-th4,
      .cart-th5,
      .cart-th6 {
        width: 12.5%;
      }
    }

    .cart-body {
      margin: 15px 0;
      border: 1px solid #ddd;

      .cart-list {
        padding: 10px;
        border-bottom: 1px solid #ddd;
        overflow: hidden;

        & > li {
          float: left;
        }

        .cart-list-con1 {
          width: 4.1667%;
        }

        .cart-list-con2 {
          width: 25%;

          img {
            width: 82px;
            height: 82px;
            float: left;
          }

          .item-msg {
            float: left;
            width: 150px;
            margin: 0 10px;
            line-height: 18px;
          }
        }

        .cart-list-con3 {
          width: 20.8333%;

          .item-txt {
            text-align: center;
          }
        }

        .cart-list-con4 {
          width: 12.5%;
        }

        .cart-list-con5 {
          width: 12.5%;

          .mins {
            border: 1px solid #ddd;
            border-right: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }

          input {
            border: 1px solid #ddd;
            width: 40px;
            height: 33px;
            float: left;
            text-align: center;
            font-size: 14px;
          }

          .plus {
            border: 1px solid #ddd;
            border-left: 0;
            float: left;
            color: #666;
            width: 6px;
            text-align: center;
            padding: 8px;
          }
        }

        .cart-list-con6 {
          width: 12.5%;

          .sum {
            font-size: 16px;
          }
        }

        .cart-list-con7 {
          width: 12.5%;

          a {
            color: #666;
          }
        }
      }
    }
  }

  .cart-tool {
    overflow: hidden;
    border: 1px solid #ddd;

    .select-all {
      padding: 10px;
      overflow: hidden;
      float: left;

      span {
        vertical-align: middle;
      }

      input {
        vertical-align: middle;
      }
    }

    .option {
      padding: 10px;
      overflow: hidden;
      float: left;

      a {
        float: left;
        padding: 0 10px;
        color: #666;
      }
    }

    .money-box {
      float: right;

      .chosed {
        line-height: 26px;
        float: left;
        padding: 0 10px;
      }

      .sumprice {
        width: 200px;
        line-height: 22px;
        float: left;
        padding: 0 10px;

        .summoney {
          color: #c81623;
          font-size: 16px;
        }
      }

      .sumbtn {
        float: right;

        a {
          display: block;
          position: relative;
          width: 96px;
          height: 52px;
          line-height: 52px;
          color: #fff;
          text-align: center;
          font-size: 18px;
          font-family: "Microsoft YaHei";
          background: #e1251b;
          overflow: hidden;
        }
      }
    }
  }
}
</style>
